{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "DNA", "cell type", "RNA", "cell line"], "input": "Negative regulation of human immunodeficiency virus type 1 expression in monocytes: role of the 65-kDa plus 50-kDa NF-kappa B dimer ."}
{"protein": ["65-kDa", "50-kDa NF-kappa B dimer", "NF-kappa B"], "DNA": [], "cell type": [], "RNA": [], "cell line": []}